A band of dejected, misunderstood monsters — vampire Vladislava, artificial simulacrum Ava, mummy princess Ankhesenamun, werewolf Laura, and an amphibious humanoid nicknamed Millicent — joins forces with Abigail van Helsing, the great-granddaughter of the world’s most legendary monster hunter, to prevent corrupted scientist Dora Griffin from causing an event that could potentially have grave repercussions on the entire world.